AU2430295A - Improved chromakeying system - Google Patents

Improved chromakeying system

Info

Publication number
AU2430295A
AU2430295A AU24302/95A AU2430295A AU2430295A AU 2430295 A AU2430295 A AU 2430295A AU 24302/95 A AU24302/95 A AU 24302/95A AU 2430295 A AU2430295 A AU 2430295A AU 2430295 A AU2430295 A AU 2430295A
Authority
AU
Australia
Prior art keywords
chromakeying
vertex
color
lines
locations
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU24302/95A
Other languages
English (en)
Inventor
Avi Sharir
Michael Tamir
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orad Inc
Original Assignee
Orad Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Orad Inc filed Critical Orad Inc
Publication of AU2430295A publication Critical patent/AU2430295A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/2224—Studio circuitry; Studio devices; Studio equipment related to virtual studio applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/74—Circuits for processing colour signals for obtaining special effects
    • H04N9/75—Chroma key

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Studio Circuits (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
AU24302/95A 1994-04-29 1995-04-25 Improved chromakeying system Abandoned AU2430295A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IL10948794A IL109487A (en) 1994-04-29 1994-04-29 Chromakeying system
IL109,487 1994-04-29
PCT/US1995/005324 WO1995030312A1 (en) 1994-04-29 1995-04-25 Improved chromakeying system

Publications (1)

Publication Number Publication Date
AU2430295A true AU2430295A (en) 1995-11-29

Family

ID=11066076

Family Applications (1)

Application Number Title Priority Date Filing Date
AU24302/95A Abandoned AU2430295A (en) 1994-04-29 1995-04-25 Improved chromakeying system

Country Status (9)

Country Link
US (2) US6122013A (enrdf_load_stackoverflow)
EP (1) EP0758515B1 (enrdf_load_stackoverflow)
JP (1) JPH10503627A (enrdf_load_stackoverflow)
CN (1) CN1094015C (enrdf_load_stackoverflow)
AT (1) ATE175065T1 (enrdf_load_stackoverflow)
AU (1) AU2430295A (enrdf_load_stackoverflow)
DE (1) DE69506856T2 (enrdf_load_stackoverflow)
IL (1) IL109487A (enrdf_load_stackoverflow)
WO (1) WO1995030312A1 (enrdf_load_stackoverflow)

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL109487A (en) 1994-04-29 1996-09-12 Orad Hi Tec Systems Ltd Chromakeying system
GB2305050A (en) 1995-09-08 1997-03-26 Orad Hi Tec Systems Ltd Determining the position of a television camera for use in a virtual studio employing chroma keying
GB9601101D0 (en) 1995-09-08 1996-03-20 Orad Hi Tech Systems Limited Method and apparatus for automatic electronic replacement of billboards in a video image
GB2312582A (en) * 1996-01-19 1997-10-29 Orad Hi Tech Systems Limited Insertion of virtual objects into a video sequence
DE19619090A1 (de) * 1996-04-30 1997-11-13 Cfb Gmbh Vorrichtung und Verfahren zur Erzeugung eines Kompositbildes
KR100421208B1 (ko) * 1996-10-30 2004-05-07 삼성전자주식회사 3차원영상의합성방법
GB9702636D0 (en) * 1997-02-01 1997-04-02 Orad Hi Tech Systems Limited Virtual studio position sensing system
US6201581B1 (en) * 1997-02-20 2001-03-13 Sony Corporation Video signal processing device and method, image synthesizing device, and editing device
US6700692B2 (en) * 1997-04-02 2004-03-02 Gentex Corporation Electrochromic rearview mirror assembly incorporating a display/signal light
GB2324429A (en) * 1997-04-02 1998-10-21 Orad Hi Tec Systems Ltd Electronic zoom control in a virtual studio
US5990935A (en) * 1997-04-04 1999-11-23 Evans & Sutherland Computer Corporation Method for measuring camera and lens properties for camera tracking
GB2329292A (en) * 1997-09-12 1999-03-17 Orad Hi Tec Systems Ltd Camera position sensing system
US6532022B1 (en) * 1997-10-15 2003-03-11 Electric Planet, Inc. Method and apparatus for model-based compositing
JP3057055B2 (ja) * 1998-07-21 2000-06-26 インターナショナル・ビジネス・マシーンズ・コーポレイション コンピュータ、オーバーレイ処理装置、及びオーバーレイ処理実施方法
JP4126126B2 (ja) * 1998-12-11 2008-07-30 株式会社日立製作所 送信システム、送信方法
US6646687B1 (en) * 1999-04-16 2003-11-11 Ultimatte Corporation Automatic background scene defocusing for image compositing
US7023472B1 (en) * 1999-04-23 2006-04-04 Hewlett-Packard Development Company, L.P. Camera calibration using off-axis illumination and vignetting effects
US6525741B1 (en) * 1999-08-30 2003-02-25 Xerox Corporation Chroma key of antialiased images
US7230653B1 (en) 1999-11-08 2007-06-12 Vistas Unlimited Method and apparatus for real time insertion of images into video
US6965397B1 (en) 1999-11-22 2005-11-15 Sportvision, Inc. Measuring camera attitude
CA2392530A1 (en) * 1999-11-24 2001-05-31 Inmotion Technologies Ltd. Coordination and combination of video sequences with spatial and temporal normalization
JP4541482B2 (ja) * 2000-02-29 2010-09-08 キヤノン株式会社 画像処理装置及び画像処理方法
US7209181B2 (en) * 2000-03-08 2007-04-24 Mitchell Kriegman System and method for compositing of two or more real images in a cinematographic puppetry production
US6870574B2 (en) * 2000-03-08 2005-03-22 Mitchell Kriegman Method and apparatus for enhanced puppetry or similar types of performances utilizing a virtual set
DE60143081D1 (de) * 2000-04-07 2010-10-28 Dartfish Sa Automatisiertes stroboskop-verfahren für videosequenzen
US6766054B1 (en) * 2000-08-14 2004-07-20 International Business Machines Corporation Segmentation of an object from a background in digital photography
AU2001292085A1 (en) * 2000-10-13 2002-04-22 Reflec Plc 3d retroreflective screen
US7224403B2 (en) * 2001-04-17 2007-05-29 Bowden Raymond E Televised scoreboard or statistics presentation with colors corresponding to players' uniforms
JP4596221B2 (ja) * 2001-06-26 2010-12-08 ソニー株式会社 画像処理装置および方法、記録媒体、並びにプログラム
US7113633B2 (en) * 2001-07-02 2006-09-26 Photoinaphoto.Com, Inc. System and method for discovering and categorizing attributes of a digital image
US7206434B2 (en) 2001-07-10 2007-04-17 Vistas Unlimited, Inc. Method and system for measurement of the duration an area is included in an image stream
KR20030049642A (ko) * 2001-12-17 2003-06-25 한국전자통신연구원 스테레오스카픽 실사 동영상 정보와 컴퓨터 그래픽 영상합성을 위한 카메라 정보 부호화/복호화 방법
US6769771B2 (en) * 2002-03-14 2004-08-03 Entertainment Design Workshop, Llc Method and apparatus for producing dynamic imagery in a visual medium
US7167197B2 (en) * 2002-03-22 2007-01-23 Bae Systems Controls, Inc. Apparatus and method to evaluate an illuminated panel
US7277579B2 (en) * 2002-05-31 2007-10-02 Arcsoft, Inc. Smart scan
US7528890B2 (en) * 2003-05-02 2009-05-05 Yoostar Entertainment Group, Inc. Interactive system and method for video compositing
US7164462B2 (en) * 2004-03-03 2007-01-16 Louise Lamarre Filming using rear-projection screen and image projector
CA2633650A1 (en) * 2004-11-04 2006-05-18 Megamedia, Llc Apparatus and methods for encoding data for video compositing
US20090167843A1 (en) * 2006-06-08 2009-07-02 Izzat Hekmat Izzat Two pass approach to three dimensional Reconstruction
CN101123003B (zh) * 2006-08-09 2010-06-09 联发科技股份有限公司 具有频外背景的计算机图像处理方法及系统
US20080117333A1 (en) * 2006-11-17 2008-05-22 Disney Enterprises, Inc. Method, System And Computer Program Product For Video Insertion
US7999862B2 (en) * 2007-10-24 2011-08-16 Lightcraft Technology, Llc Method and apparatus for an automated background lighting compensation system
JP2009194595A (ja) * 2008-02-14 2009-08-27 Sony Corp 放送システム、送信装置、送信方法、受信装置、受信方法、提示装置、提示方法、プログラム、及び記録媒体
US20100035682A1 (en) * 2008-07-01 2010-02-11 Yoostar Entertainment Group, Inc. User interface systems and methods for interactive video systems
US8477246B2 (en) * 2008-07-11 2013-07-02 The Board Of Trustees Of The Leland Stanford Junior University Systems, methods and devices for augmenting video content
US8325796B2 (en) 2008-09-11 2012-12-04 Google Inc. System and method for video coding using adaptive segmentation
US9020043B2 (en) 2010-05-10 2015-04-28 Google Inc. Pathway indexing in flexible partitioning
US9215383B2 (en) 2011-08-05 2015-12-15 Sportsvision, Inc. System for enhancing video from a mobile camera
US9262670B2 (en) * 2012-02-10 2016-02-16 Google Inc. Adaptive region of interest
JP5875415B2 (ja) * 2012-03-08 2016-03-02 三菱電機株式会社 画像合成装置
WO2014170886A1 (en) 2013-04-17 2014-10-23 Digital Makeup Ltd System and method for online processing of video images in real time
CA2911553C (en) 2013-05-06 2021-06-08 Noo Inc. Audio-video compositing and effects
US9392272B1 (en) 2014-06-02 2016-07-12 Google Inc. Video coding using adaptive source variance based partitioning
US9578324B1 (en) 2014-06-27 2017-02-21 Google Inc. Video coding using statistical-based spatially differentiated partitioning
US11750772B2 (en) 2014-09-25 2023-09-05 Steve H. McNelley Rear illuminated transparent communication terminals
US10129506B2 (en) * 2014-09-25 2018-11-13 Steve H. McNelley Advanced transparent projection communication terminals
US11258983B2 (en) 2014-09-25 2022-02-22 Steve H. McNelley Immersive communication terminals
US10841535B2 (en) 2014-09-25 2020-11-17 Steve H. McNelley Configured transparent communication terminals
US11099465B2 (en) 2014-09-25 2021-08-24 Steve H. McNelley Communication stage and display systems
US10547776B2 (en) * 2016-09-23 2020-01-28 Apple Inc. Devices, methods, and graphical user interfaces for capturing and recording media in multiple modes
US10965887B2 (en) * 2016-12-08 2021-03-30 Nir Eden Methods and systems for image layer separation
US12432312B1 (en) * 2017-03-08 2025-09-30 DROPKEY, Inc. Chroma key compositing and lighting adjustment system
US12035069B1 (en) * 2017-03-08 2024-07-09 DROPKEY, Inc. Portable chroma key compositing and lighting adjustment system
CN111813482A (zh) * 2020-07-09 2020-10-23 长沙景嘉微电子股份有限公司 Gpgpu中的2d桌面色键方法、装置及图形处理器
DE102020119601A1 (de) 2020-07-24 2022-01-27 Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg Hintergrundwiedergabesystem
IT202100006020A1 (it) * 2021-03-15 2022-09-15 Home Setv S R L Schermo chroma key e sistema di implementazione di un set di riprese in tecnica chroma key
US11895438B2 (en) 2022-01-20 2024-02-06 Zoom Video Communications, Inc. Virtual background adjustment based on conference participant lighting levels
US12309523B2 (en) 2022-04-26 2025-05-20 Zoom Communications, Inc. Video stream segmentation for quality retention during reduced-bandwidth video conferencing

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2974190A (en) * 1957-12-09 1961-03-07 Columbia Broadcasting Syst Inc Electronic matting apparatus
JPS4934385A (enrdf_load_stackoverflow) * 1972-07-28 1974-03-29
JPS5637586B2 (enrdf_load_stackoverflow) * 1973-07-02 1981-09-01
US3973239A (en) * 1973-10-17 1976-08-03 Hitachi, Ltd. Pattern preliminary processing system
JPS5723295B2 (enrdf_load_stackoverflow) * 1973-12-28 1982-05-18
US4200890A (en) * 1977-07-11 1980-04-29 Nippon Electric Company, Ltd. Digital video effects system employing a chroma-key tracking technique
US4394680A (en) * 1980-04-01 1983-07-19 Matsushita Electric Industrial Co., Ltd. Color television signal processing apparatus
US4396939A (en) * 1980-06-09 1983-08-02 Nippon Electric Co., Ltd. Chromakey effect apparatus
JPS5793788A (en) * 1980-12-03 1982-06-10 Nippon Hoso Kyokai <Nhk> Chroma-key device
CA1187166A (en) * 1981-07-09 1985-05-14 Kaichi Yamamoto Digital chromakey apparatus
US4393394A (en) * 1981-08-17 1983-07-12 Mccoy Reginald F H Television image positioning and combining system
JPS5846783A (ja) * 1981-09-12 1983-03-18 Sony Corp クロマキ−装置
US4409611A (en) * 1981-09-24 1983-10-11 Vlahos-Gottschalk Research Corp., (Now) Ultimatte Corp. Encoded signal color image compositing
US4566126A (en) * 1982-04-30 1986-01-21 Fuji Electric Company, Ltd. Pattern discriminator
JPS5972285A (ja) * 1982-10-18 1984-04-24 Nec Corp クロマキ−信号発生装置
JPS5992678A (ja) * 1982-11-19 1984-05-28 Nec Corp キ−信号検出装置
US4547897A (en) * 1983-02-01 1985-10-15 Honeywell Inc. Image processing for part inspection
JPS60194696A (ja) * 1984-03-15 1985-10-03 Toshiba Corp デイジタルクロマキ−装置
DE3704289A1 (de) * 1987-02-12 1988-08-25 Broadcast Television Syst Verfahren zur ueberpruefung eines farbstanzsignal-decoders
DE3810328A1 (de) * 1988-03-26 1989-10-05 Bosch Gmbh Robert Verfahren und schaltung zur kombination zweier fernsehbildsignale
US4979021A (en) * 1989-11-30 1990-12-18 Thomas Milton L Optical chromakey field
FR2661061B1 (fr) * 1990-04-11 1992-08-07 Multi Media Tech Procede et dispositif de modification de zone d'images.
WO1993002524A1 (en) * 1991-07-19 1993-02-04 Princeton Electronic Billboard Television displays having selected inserted indicia
GB9119964D0 (en) * 1991-09-18 1991-10-30 Sarnoff David Res Center Pattern-key video insertion
GB9217098D0 (en) * 1992-08-12 1992-09-23 British Broadcasting Corp Derivation of studio camera position and motion from the camera image
EP0746217A4 (en) * 1994-02-04 1997-01-29 Datacard Corp CARD CREATION SYSTEM AND METHOD
IL108957A (en) * 1994-03-14 1998-09-24 Scidel Technologies Ltd Video sequence imaging system
US5488675A (en) * 1994-03-31 1996-01-30 David Sarnoff Research Center, Inc. Stabilizing estimate of location of target region inferred from tracked multiple landmark regions of a video image
IL109487A (en) * 1994-04-29 1996-09-12 Orad Hi Tec Systems Ltd Chromakeying system
GB9601101D0 (en) * 1995-09-08 1996-03-20 Orad Hi Tech Systems Limited Method and apparatus for automatic electronic replacement of billboards in a video image
CA2189109A1 (en) * 1995-10-30 1997-05-01 Kenji Mitsui Keying system and composite image producing method
US5737031A (en) * 1996-07-30 1998-04-07 Rt-Set System for producing a shadow of an object in a chroma key environment
US6020931A (en) * 1996-04-25 2000-02-01 George S. Sheng Video composition and position system and media signal communication system

Also Published As

Publication number Publication date
JPH10503627A (ja) 1998-03-31
CN1147324A (zh) 1997-04-09
DE69506856T2 (de) 1999-07-08
EP0758515A1 (en) 1997-02-19
IL109487A0 (en) 1994-07-31
WO1995030312A1 (en) 1995-11-09
CN1094015C (zh) 2002-11-06
DE69506856D1 (de) 1999-02-04
US6122013A (en) 2000-09-19
EP0758515B1 (en) 1998-12-23
EP0758515A4 (enrdf_load_stackoverflow) 1997-03-26
IL109487A (en) 1996-09-12
US6271890B1 (en) 2001-08-07
ATE175065T1 (de) 1999-01-15

Similar Documents

Publication Publication Date Title
AU2430295A (en) Improved chromakeying system
CA2159414A1 (en) Method of generating a security design with the aid of electronic means
AU5601396A (en) Multiprocessor cluster membership manager framework
EP0616386A3 (en) Plug-in connector.
TW357273B (en) Cross-fading color filter and system
AU7644294A (en) Computerized system for developing multi-party property equity exchange scenarios
EP0595066A3 (en) Context management in a graphics system.
EP0608053A3 (en) Color display device.
CA2109259A1 (en) Prodrugs, their preparation and use as pharmaceuticals
EP0626737A3 (en) Connector.
DE69408941D1 (de) Gemischter elektrofluidischer Verbinder
EP0622867A3 (en) Connector.
EP0624850A3 (en) Interactive color harmonization process and system.
AU6672794A (en) Antineoplastic heteronaphthoquinones
EP1054353A3 (en) Rendering a shear-warped partitioned volume data set
AU2640095A (en) Computer graphics color management system
ZA964467B (en) Connector block having detonator-positioning locking means.
WO1997001127A3 (en) Backprojection transparency viewer
GB9410944D0 (en) Bolt-fastening connector
EP0603891A3 (en) Connector with control lever.
EP0651100A3 (en) Connector.
AU5416394A (en) Cisplatinum/oxaliplatinum combination
EP0669420A3 (en) Mixed surfactant system as a permanent textile coating.
EP0611776A3 (de) Neue antiviral wirksame Pseudopeptide.
ZA943163B (en) Mixing arrangements.